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Old 10-03-2007, 01:56 PM   #139
ride5000
Scooby Guru
 
Member#: 32792
Join Date: Feb 2003
Chapter/Region: NESIC
Location: lincoln, ri
Vehicle:
2003 GGA MBP
12.9 / 105+

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Quote:
Originally Posted by siegelracing View Post
Stoich on gasoline = 1 Lambda = 14.65:1 AFR
Peak power on gasoline "near" 11:1 AFR = 0.75 Lambda
Stoich on methanol = 1 lambda = 6.47:1 (yes six and half)
Peak power on methanol = 0.8 lambda = 5.2:1 AFR (yes, vehicles that run straight methanol run in the FIVE to ONE Air to Fuel Ratio at WOT)
So adding 100% methanol to gasoline = moving from 11:1 AFR toward 5.2:1 AFR = getting richer.
what a useless bunch of information.

scott, what does your wideband "say" is the "afr" when you throw it on a 100% methanol-powered car idling at stoich fueling?

answer carefully.
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